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Environmental Water Use: Minimum Reservoir Releases

 

Reservoirs and their associated dams affect aquatic and riparian environments along their tail waters. Variable flows, low flows, and the loss of spring time flushing flows can have negative effects on aquatic environments below reservoirs. Minimum reservoir releases are used within the Platte River Basin to benefit downstream aquatic and riparian habitats

Within the Pathfinder to Guernsey subbasin minimum release requirements have been placed on Pathfinder Dam, Gray Reef Dam, and Glendo Dam. Information regarding these dams is summarized in the following table. Click here to view a map of the locations of all five Platte River Basin minimum reservoir release sites.

Summary - Minimum Reservoir Releases, Pathfinder to Guernsey subbasin

Name Owner Minimum reservoir release (cubic feet per second) Applicable regulation
Pathfinder Dam U.S. Bureau of Reclamation
75
Voluntary low flow release for trout fisheries
Gray Reef Dam U.S. Bureau of Reclamation
330
U.S. Public Law 85-695 (72 Statute 687), Missouri Basin Project
Glendo Dam U.S. Bureau of Reclamation
25
Voluntary low flow release for fisheries + wetlands
 
 


The Platte River Basin Plan is a planning tool developed for the Wyoming Water Development Office. It presents estimated current and estimated future uses of water in WyomingÆs Platte River Basin. The Plan is not used to determine compliance with or administration of state law, federal law, court decrees, interstate compacts, or interstate agreements.
Wyoming Water Development Commission
6920 Yellowtail Road
Cheyenne, Wyoming 82002
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